  /*reset-------------------------------*/

  * {
    box-sizing: border-box;
  }

  html {
    font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
    font-size: 100px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    -webkit-overflow-scrolling: touch;
  }

  body {
    margin: 0;
    background-color: #f2f4f5;
    font-size: 0.4rem;
  }

  ul {
    padding: 0;
    margin: 0;
    list-style: none;
  }

  a {
    color: #000;
    text-decoration: none;
  }

  p {
    margin: 0;
  }

  input,
  label,
  textarea,
  button {
    font-family: inherit;
  }

  button {
    -webkit-appearance: none;
  }

  input,
  button {
    border: none;
    outline: none;
    -webkit-appearance: none;
    border-radius: 0;
  }

  select {
    border: none;
  }

  input::-webkit-outer-spin-button,
  input::-webkit-inner-spin-button {
    -webkit-appearance: none !important;
    margin: 0;
  }

  dt,
  dl,
  dd {
    margin: 0;
  }
h1,h2,h3,h4,h5,h6{
  margin: 0;
  font-size: 0.5rem;
}